Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-30 Thread Johan Nilsson
Thanx Micha Silver :) Worked now after setting region S and W and also change resolution to what the raster had. :) 2015-04-29 18:44 GMT+02:00 Micha Silver mi...@arava.co.il: On 04/29/2015 03:15 PM, Johan Nilsson wrote: Have now tried to run v.rast.stats in Grass 7.0. It start and run

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-29 Thread Johan Nilsson
Have now tried to run v.rast.stats in Grass 7.0. It start and run 100% off one core in hours, until a file in ~/grassdata/location/PERMANENT/.tmp/ inflate to the disk is full, approximate 150GB :( Have made topology check on the vector-data and imported it to grassdb. Will see if I can collect

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-29 Thread Micha Silver
On 04/29/2015 03:15 PM, Johan Nilsson wrote: Have now tried to run v.rast.stats in Grass 7.0. It start and run 100% off one core in hours, until a file in ~/grassdata/location/PERMANENT/.tmp/ inflate to the disk

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-29 Thread Johan Nilsson
Ok. Thanks. Seems like g.region is from equator and greenwich, south 0 and west 0. 2015-04-29 18:44 GMT+02:00 Micha Silver mi...@arava.co.il: On 04/29/2015 03:15 PM, Johan Nilsson wrote: Have now tried to run v.rast.stats in Grass 7.0. It start and run 100% off one core in hours, until a

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-25 Thread Jürgen E . Fischer
Hi Johan, On Sat, 25. Apr 2015 at 16:16:54 +0200, Johan Nilsson wrote: 2015-04-22 18:12 GMT+02:00 Jürgen E. j...@norbit.de: On Wed, 22. Apr 2015 at 14:25:32 +0200, Johan Nilsson wrote: Asked for advice to install nightly build on http://lists.osgeo.org/mailman/options/ubuntu, because

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-25 Thread Johan Nilsson
Jurgen E. Are you sure? I have ubuntugis-unstable installed and are afraid there going to depenency problems if i install debian-nightly? 2015-04-22 18:12 GMT+02:00 Jürgen E. j...@norbit.de: Hi Johan, On Wed, 22. Apr 2015 at 14:25:32 +0200, Johan Nilsson wrote: Hi. Nyall. Asked for advice

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-22 Thread Jürgen E . Fischer
Hi Johan, On Wed, 22. Apr 2015 at 14:25:32 +0200, Johan Nilsson wrote: Hi. Nyall. Asked for advice to install nightly build on http://lists.osgeo.org/mailman/options/ubuntu, because can't find anything on google, to install nighly build, only on precise (12.04) not on trusty (14.04) See

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-22 Thread Johan Nilsson
Hi. Nyall. Asked for advice to install nightly build on http://lists.osgeo.org/mailman/options/ubuntu, because can't find anything on google, to install nighly build, only on precise (12.04) not on trusty (14.04) 2015-04-21 0:38 GMT+02:00 Nyall Dawson nyall.daw...@gmail.com: On 19 April 2015 at

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-20 Thread Nyall Dawson
On 19 April 2015 at 19:34, Johan Nilsson joni8...@gmail.com wrote: Zonal statistics work well to extract, numers of cells(counts) , sum of the value (sum) and also average (mean) But I want the minimum AND max-value and also standard error, if possible. Is there another plugin or a tutorial

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-20 Thread Michael Treglia
Hi Johan. I've re-added the QGIS-User list to this, as I'm primarily on Windows. Just upgraded to QGIS 2.8.1 no a virtual machine with ubuntu 14.04, and also didn't get SAGA or GRASS installed immediately, and don't have time right now to figure it out. (I imagine others on the list can help you

[Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-19 Thread Johan Nilsson
Zonal statistics work well to extract, numers of cells(counts) , sum of the value (sum) and also average (mean) But I want the minimum AND max-value and also standard error, if possible. Is there another plugin or a tutorial how it may bee done in another way. The code to Zonal statistics are

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-19 Thread Alexander Bruy
Hi Johan, try Zonal Statistics from Processing 2015-04-19 12:34 GMT+03:00 Johan Nilsson joni8...@gmail.com: Zonal statistics work well to extract, numers of cells(counts) , sum of the value (sum) and also average (mean) But I want the minimum AND max-value and also standard error, if

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-19 Thread Michael Treglia
Also, theres a utility in SAGA, implemented within the Processing toolbox. See SAGA - Shapes - Grid - Grid statistics for polygons Lets you calculate: * Number of Cells * Minimum * Maximum * Range * Sum * Mean * Variance * Standard Deviation * Specified Quartiles Hope that helps, mike On Sun,

Re: [Qgis-user] Extract raster cell-value statistics (min, max, count, sum) within a polygone

2015-04-19 Thread Micha Silver
On 04/19/2015 12:34 PM, Johan Nilsson wrote: Zonal statistics work well to extract, numers of cells(counts) , sum of the value (sum)  and also average (mean) But I want the minimum AND max-value and also